000			00294nam a2200133Ia 4500
008			230917s9999||||xx |||||||||||||| ||und||
040			_e142749 _aMAIN
041			_aEnglish
082			_a658.0542 H734C
100			_aHelemes
245		0	_aBasic Pragramming
300			_a276p. p.
942			_cBK
999			_c57920 _d57920